<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>CSS盒子模型</title>
</head>
<style>
    .demo{
        font-size: 50px;
        background-color: bisque;
        border: 10px solid salmon;
        display: inline;
    }

    .border-demo{
        background-color: aquamarine;
        font-size: 50px;
       border-color: yellowgreen;
       border-style: dashed;
       border-left: 15px blueviolet double;
    }
</style>


<body>
    <div class="demo">B站搜德芙巧克力豆腐</div>
    <br> <br> <br>
    <div class="border-demo">这是一个边框示例！</div>

</body>
</html>